Warning: Permanently added '10.128.0.131' (ED25519) to the list of known hosts. 2026/08/01 05:05:51 parsed 1 programs 2026/08/01 05:05:51 serving rpc on tcp://39293 [ 110.840295][ T36] audit: type=1400 audit(1785560751.210:64): avc: denied { node_bind } for pid=302 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 111.884603][ T36] audit: type=1400 audit(1785560752.260:65): avc: denied { mounton } for pid=308 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 111.886293][ T308] cgroup: Unknown subsys name 'net' [ 111.907846][ T36] audit: type=1400 audit(1785560752.260:66): avc: denied { mount } for pid=308 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 111.936333][ T36] audit: type=1400 audit(1785560752.290:67): avc: denied { unmount } for pid=308 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 111.936527][ T308] cgroup: Unknown subsys name 'devices' [ 112.044831][ T308] cgroup: Unknown subsys name 'hugetlb' [ 112.050552][ T308] cgroup: Unknown subsys name 'rlimit' [ 112.150119][ T36] audit: type=1400 audit(1785560752.520:68): avc: denied { setattr } for pid=308 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=190 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 112.176724][ T36] audit: type=1400 audit(1785560752.520:69): avc: denied { create } for pid=308 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 112.205155][ T36] audit: type=1400 audit(1785560752.520:70): avc: denied { write } for pid=308 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 112.224279][ T313] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 112.228017][ T36] audit: type=1400 audit(1785560752.520:71): avc: denied { read } for pid=308 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 112.257805][ T36] audit: type=1400 audit(1785560752.520:72): avc: denied { sys_module } for pid=308 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 112.282997][ T36] audit: type=1400 audit(1785560752.520:73): avc: denied { mounton } for pid=308 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 112.284817][ T308] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 113.287354][ T322] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 114.039737][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.052331][ T363] bridge0: port 1(bridge_slave_0) entered disabled state [ 114.059617][ T363] bridge_slave_0: entered allmulticast mode [ 114.068066][ T363] bridge_slave_0: entered promiscuous mode [ 114.076232][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.084646][ T363] bridge0: port 2(bridge_slave_1) entered disabled state [ 114.092524][ T363] bridge_slave_1: entered allmulticast mode [ 114.099606][ T363] bridge_slave_1: entered promiscuous mode [ 114.180555][ T363] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.189046][ T363] bridge0: port 2(bridge_slave_1) entered forwarding state [ 114.197840][ T363] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.205603][ T363] bridge0: port 1(bridge_slave_0) entered forwarding state [ 114.233441][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 114.241006][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 114.250717][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.257913][ T375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 114.268679][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.275820][ T375] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/08/01 05:05:54 executed programs: 0 [ 114.298916][ T363] veth0_vlan: entered promiscuous mode [ 114.310398][ T363] veth1_macvtap: entered promiscuous mode [ 114.539594][ T381] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.547438][ T381] bridge0: port 1(bridge_slave_0) entered disabled state [ 114.555269][ T381] bridge_slave_0: entered allmulticast mode [ 114.561874][ T381] bridge_slave_0: entered promiscuous mode [ 114.568818][ T381] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.576306][ T381] bridge0: port 2(bridge_slave_1) entered disabled state [ 114.584881][ T381] bridge_slave_1: entered allmulticast mode [ 114.591322][ T381] bridge_slave_1: entered promiscuous mode [ 114.625184][ T12] bridge_slave_1: left allmulticast mode [ 114.630968][ T12] bridge_slave_1: left promiscuous mode [ 114.636967][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 114.647527][ T12] bridge_slave_0: left allmulticast mode [ 114.653643][ T12] bridge_slave_0: left promiscuous mode [ 114.659291][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 114.770236][ T383] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.778377][ T383] bridge0: port 1(bridge_slave_0) entered disabled state [ 114.787503][ T383] bridge_slave_0: entered allmulticast mode [ 114.794786][ T383] bridge_slave_0: entered promiscuous mode [ 114.803201][ T383] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.810888][ T383] bridge0: port 2(bridge_slave_1) entered disabled state [ 114.818733][ T383] bridge_slave_1: entered allmulticast mode [ 114.826730][ T383] bridge_slave_1: entered promiscuous mode [ 114.852740][ T387] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.860263][ T387] bridge0: port 1(bridge_slave_0) entered disabled state [ 114.867534][ T387] bridge_slave_0: entered allmulticast mode [ 114.875509][ T387] bridge_slave_0: entered promiscuous mode [ 114.886174][ T12] veth1_macvtap: left promiscuous mode [ 114.891803][ T12] veth0_vlan: left promiscuous mode [ 114.932718][ T387] bridge0: port 2(bridge_slave_1) entered blocking state [ 114.939804][ T387] bridge0: port 2(bridge_slave_1) entered disabled state [ 114.946970][ T387] bridge_slave_1: entered allmulticast mode [ 114.953430][ T387] bridge_slave_1: entered promiscuous mode [ 114.973177][ T386] bridge0: port 1(bridge_slave_0) entered blocking state [ 114.981608][ T386] bridge0: port 1(bridge_slave_0) entered disabled state [ 114.990501][ T386] bridge_slave_0: entered allmulticast mode [ 114.999177][ T386] bridge_slave_0: entered promiscuous mode [ 115.008588][ T386] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.016655][ T386] bridge0: port 2(bridge_slave_1) entered disabled state [ 115.024425][ T386] bridge_slave_1: entered allmulticast mode [ 115.033000][ T386] bridge_slave_1: entered promiscuous mode [ 115.173252][ T383] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.180681][ T383] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.188332][ T383] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.196241][ T383] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.244386][ T387] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.251658][ T387] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.259180][ T387] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.266263][ T387] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.277893][ T386] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.285003][ T386] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.292493][ T386] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.299622][ T386] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.336586][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 115.344846][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 115.352453][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 115.360313][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 115.369950][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 115.377439][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 115.397509][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.404712][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.412906][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.420564][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.438413][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.445710][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.460370][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.467490][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.475743][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.482892][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.491162][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.498355][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.513166][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 115.520245][ T375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 115.528613][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 115.535937][ T375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 115.582089][ T383] veth0_vlan: entered promiscuous mode [ 115.594481][ T386] veth0_vlan: entered promiscuous mode [ 115.626069][ T381] veth0_vlan: entered promiscuous mode [ 115.633701][ T386] veth1_macvtap: entered promiscuous mode [ 115.643925][ T387] veth0_vlan: entered promiscuous mode [ 115.653898][ T383] veth1_macvtap: entered promiscuous mode [ 115.682122][ T387] veth1_macvtap: entered promiscuous mode [ 115.695268][ T381] veth1_macvtap: entered promiscuous mode [ 116.498905][ T36] kauditd_printk_skb: 32 callbacks suppressed [ 116.498928][ T36] audit: type=1400 audit(1785560756.870:106): avc: denied { unmount } for pid=386 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:sysfs_t tclass=filesystem permissive=1 [ 254.883266][ T37] INFO: task jbd2/sda1-8:73 blocked for more than 122 seconds. [ 254.890923][ T37] Not tainted syzkaller #0 [ 254.896187][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 254.905133][ T37] task:jbd2/sda1-8 state:D stack:0 pid:73 tgid:73 ppid:2 flags:0x00004000 [ 254.915523][ T37] Call Trace: [ 254.918909][ T37] [ 254.921855][ T37] __schedule+0x1496/0x20b0 [ 254.926486][ T37] ? __sched_text_start+0x10/0x10 [ 254.931513][ T37] ? dd_has_work+0x1f3/0x2f0 [ 254.936146][ T37] ? __kasan_check_write+0x18/0x20 [ 254.941347][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 254.946857][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 254.952790][ T37] ? blk_mq_flush_plug_list+0x1517/0x1750 [ 254.958774][ T37] schedule+0xc5/0x240 [ 254.962968][ T37] io_schedule+0x88/0xe0 [ 254.967219][ T37] bit_wait_io+0x17/0xd0 [ 254.971451][ T37] __wait_on_bit+0xb3/0x2e0 [ 254.975978][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 254.980922][ T37] out_of_line_wait_on_bit+0x139/0x190 [ 254.986422][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 254.991428][ T37] ? __cfi_out_of_line_wait_on_bit+0x10/0x10 [ 254.997650][ T37] ? __cfi_wake_bit_function+0x10/0x10 [ 255.003146][ T37] ? __cfi__raw_write_lock+0x10/0x10 [ 255.008440][ T37] ? _raw_read_unlock+0x16/0x40 [ 255.013434][ T37] __wait_on_buffer+0x5a/0x70 [ 255.018129][ T37] jbd2_journal_commit_transaction+0x2dba/0x5510 [ 255.024515][ T37] ? __cfi_jbd2_journal_commit_transaction+0x10/0x10 [ 255.031312][ T37] ? __schedule+0x149e/0x20b0 [ 255.036133][ T37] ? __kasan_check_write+0x18/0x20 [ 255.041957][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 255.047522][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 255.053022][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 255.058932][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 255.064463][ T37] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 255.070312][ T37] ? __try_to_del_timer_sync+0x2e8/0x440 [ 255.076000][ T37] kjournald2+0x386/0x6a0 [ 255.080373][ T37] ? __cfi_kjournald2+0x10/0x10 [ 255.085262][ T37] ? set_cpus_allowed_ptr+0xa1/0xf0 [ 255.090505][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 255.096616][ T37] ? __kasan_check_read+0x15/0x20 [ 255.101651][ T37] ? __kthread_parkme+0x12f/0x180 [ 255.106754][ T37] ? schedule+0xc5/0x240 [ 255.111020][ T37] kthread+0x2c7/0x360 [ 255.115151][ T37] ? __cfi_kjournald2+0x10/0x10 [ 255.120009][ T37] ? __cfi_kthread+0x10/0x10 [ 255.124662][ T37] ret_from_fork+0x67/0xa0 [ 255.129088][ T37] ? __cfi_kthread+0x10/0x10 [ 255.133709][ T37] ret_from_fork_asm+0x1a/0x30 [ 255.138478][ T37] [ 255.141531][ T37] INFO: task syz.1.30:440 blocked for more than 123 seconds. [ 255.149068][ T37] Not tainted syzkaller #0 [ 255.154038][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 255.162717][ T37] task:syz.1.30 state:D stack:0 pid:440 tgid:440 ppid:383 flags:0x00000004 [ 255.172894][ T37] Call Trace: [ 255.176190][ T37] [ 255.179120][ T37] __schedule+0x1496/0x20b0 [ 255.183697][ T37] ? asm_exc_page_fault+0x2b/0x30 [ 255.188740][ T37] ? __sched_text_start+0x10/0x10 [ 255.193797][ T37] ? __kasan_check_write+0x18/0x20 [ 255.198917][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 255.204393][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 255.210290][ T37] ? folio_mark_accessed+0x35f/0x620 [ 255.215600][ T37] schedule+0xc5/0x240 [ 255.219679][ T37] io_schedule+0x88/0xe0 [ 255.224027][ T37] bit_wait_io+0x17/0xd0 [ 255.228296][ T37] __wait_on_bit+0xb3/0x2e0 [ 255.232815][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 255.237757][ T37] out_of_line_wait_on_bit+0x139/0x190 [ 255.243252][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 255.248194][ T37] ? __cfi_out_of_line_wait_on_bit+0x10/0x10 [ 255.254223][ T37] ? __cfi_wake_bit_function+0x10/0x10 [ 255.259687][ T37] do_get_write_access+0x558/0xd70 [ 255.264850][ T37] jbd2_journal_get_write_access+0x268/0x3d0 [ 255.270856][ T37] __ext4_journal_get_write_access+0x1b6/0x6a0 [ 255.277179][ T37] ? __cfi___ext4_journal_get_write_access+0x10/0x10 [ 255.283900][ T37] ? __kasan_slab_alloc+0x73/0x90 [ 255.288942][ T37] ? kmem_cache_alloc_noprof+0x1e2/0x410 [ 255.294671][ T37] ext4_reserve_inode_write+0x1f6/0x2e0 [ 255.300283][ T37] __ext4_mark_inode_dirty+0xac/0x5e0 [ 255.305715][ T37] ext4_dirty_inode+0xc9/0x110 [ 255.310500][ T37] ? __cfi_ext4_dirty_inode+0x10/0x10 [ 255.315912][ T37] __mark_inode_dirty+0x251/0xc50 [ 255.320949][ T37] ? __cfi___mark_inode_dirty+0x10/0x10 [ 255.326551][ T37] ? mnt_get_write_access_file+0x1af/0x3b0 [ 255.332384][ T37] ? __kasan_check_read+0x15/0x20 [ 255.337396][ T37] file_update_time+0x1d3/0x210 [ 255.342262][ T37] ext4_page_mkwrite+0x2bf/0x1120 [ 255.347293][ T37] ? __kasan_check_write+0x18/0x20 [ 255.352430][ T37] ? folio_unlock+0x137/0x1b0 [ 255.357112][ T37] ? __cfi_ext4_page_mkwrite+0x10/0x10 [ 255.362593][ T37] ? folio_add_lru+0x116/0x400 [ 255.367382][ T37] ? __cfi_folio_add_lru+0x10/0x10 [ 255.372545][ T37] do_pte_missing+0x12c1/0x4440 [ 255.377448][ T37] ? pte_marker_clear+0x1b0/0x1b0 [ 255.382558][ T37] ? cgroup_rstat_updated+0x144/0x800 [ 255.387977][ T37] ? __cfi_cgroup_rstat_updated+0x10/0x10 [ 255.394006][ T37] ? __cfi__raw_spin_lock+0x10/0x10 [ 255.399230][ T37] ? pte_offset_map_rw_nolock+0x236/0x2c0 [ 255.405004][ T37] handle_mm_fault+0x1189/0x1ba0 [ 255.410043][ T37] ? __cfi_handle_mm_fault+0x10/0x10 [ 255.415446][ T37] ? lock_vma_under_rcu+0x4cf/0x590 [ 255.420663][ T37] ? __se_sys_futex+0x13c/0x320 [ 255.425657][ T37] do_user_addr_fault+0x951/0x1230 [ 255.430788][ T37] ? __kasan_check_read+0x15/0x20 [ 255.435862][ T37] exc_page_fault+0x58/0xc0 [ 255.440381][ T37] asm_exc_page_fault+0x2b/0x30 [ 255.445274][ T37] RIP: 0033:0x7f21ab4667d1 [ 255.449727][ T37] RSP: 002b:00007ffcf043fea0 EFLAGS: 00010202 [ 255.455828][ T37] RAX: 0000001b34a64000 RBX: 0000000000000000 RCX: 000000000003fde8 [ 255.463823][ T37] RDX: 0000001b34a63fff RSI: 0000000000000008 RDI: 00007f21ac355720 [ 255.471781][ T37] RBP: 00007f21ac355720 R08: 0000000000000000 R09: 00007f21ab826128 [ 255.479872][ T37] R10: 00007f21ac355700 R11: 0000000000000000 R12: 0000000000000000 [ 255.488071][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000003 [ 255.496155][ T37] [ 255.499183][ T37] INFO: task syz.0.31:443 blocked for more than 123 seconds. [ 255.506792][ T37] Not tainted syzkaller #0 [ 255.511744][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 255.520533][ T37] task:syz.0.31 state:D stack:0 pid:443 tgid:443 ppid:381 flags:0x00000004 [ 255.530934][ T37] Call Trace: [ 255.534264][ T37] [ 255.537194][ T37] __schedule+0x1496/0x20b0 [ 255.541701][ T37] ? __sched_text_start+0x10/0x10 [ 255.546767][ T37] ? is_bpf_text_address+0x17b/0x1a0 [ 255.552214][ T37] ? __kasan_check_write+0x18/0x20 [ 255.557359][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 255.562882][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 255.568982][ T37] ? folio_mark_accessed+0x35f/0x620 [ 255.574481][ T37] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 255.580654][ T37] schedule+0xc5/0x240 [ 255.584867][ T37] io_schedule+0x88/0xe0 [ 255.589119][ T37] bit_wait_io+0x17/0xd0 [ 255.593438][ T37] __wait_on_bit+0xb3/0x2e0 [ 255.597979][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 255.602968][ T37] out_of_line_wait_on_bit+0x139/0x190 [ 255.608512][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 255.613539][ T37] ? __cfi_out_of_line_wait_on_bit+0x10/0x10 [ 255.619537][ T37] ? __cfi_wake_bit_function+0x10/0x10 [ 255.625027][ T37] do_get_write_access+0x558/0xd70 [ 255.630193][ T37] jbd2_journal_get_write_access+0x268/0x3d0 [ 255.636313][ T37] __ext4_journal_get_write_access+0x1b6/0x6a0 [ 255.642505][ T37] ? __cfi___ext4_journal_get_write_access+0x10/0x10 [ 255.649222][ T37] ? __kasan_slab_alloc+0x73/0x90 [ 255.654412][ T37] ? kmem_cache_alloc_noprof+0x1e2/0x410 [ 255.660087][ T37] ext4_reserve_inode_write+0x1f6/0x2e0 [ 255.665675][ T37] __ext4_mark_inode_dirty+0xac/0x5e0 [ 255.671063][ T37] ext4_dirty_inode+0xc9/0x110 [ 255.675874][ T37] ? __cfi_ext4_dirty_inode+0x10/0x10 [ 255.681352][ T37] __mark_inode_dirty+0x251/0xc50 [ 255.686435][ T37] ? __cfi___mark_inode_dirty+0x10/0x10 [ 255.692017][ T37] ? mnt_get_write_access_file+0x1af/0x3b0 [ 255.698327][ T37] ? __kasan_check_read+0x15/0x20 [ 255.703390][ T37] file_update_time+0x1d3/0x210 [ 255.708279][ T37] ext4_page_mkwrite+0x2bf/0x1120 [ 255.713344][ T37] ? __kasan_check_write+0x18/0x20 [ 255.718643][ T37] ? folio_unlock+0x137/0x1b0 [ 255.723556][ T37] ? __cfi_ext4_page_mkwrite+0x10/0x10 [ 255.729037][ T37] ? __alloc_pages_noprof+0x35a/0x7e0 [ 255.734521][ T37] do_pte_missing+0x12c1/0x4440 [ 255.739390][ T37] ? pte_marker_clear+0x1b0/0x1b0 [ 255.744531][ T37] ? __thp_vma_allowable_orders+0x820/0x9a0 [ 255.750503][ T37] ? __cfi___pmd_alloc+0x10/0x10 [ 255.755732][ T37] ? __cfi___thp_vma_allowable_orders+0x10/0x10 [ 255.762038][ T37] handle_mm_fault+0x1189/0x1ba0 [ 255.767091][ T37] ? __cfi_handle_mm_fault+0x10/0x10 [ 255.772440][ T37] ? lock_vma_under_rcu+0x4cf/0x590 [ 255.777657][ T37] do_user_addr_fault+0x951/0x1230 [ 255.782840][ T37] ? __x64_sys_prctl+0xf0/0xf0 [ 255.787626][ T37] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 255.793743][ T37] exc_page_fault+0x58/0xc0 [ 255.798311][ T37] asm_exc_page_fault+0x2b/0x30 [ 255.803293][ T37] RIP: 0033:0x7f256f46b9e3 [ 255.807718][ T37] RSP: 002b:00007ffce8c74410 EFLAGS: 00010246 [ 255.813851][ T37] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000 [ 255.821858][ T37] RDX: 0000001b34824000 RSI: 0000000000040000 RDI: 00007f256f7e0708 [ 255.829885][ T37] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 255.837899][ T37] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 255.846374][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffce8c746a0 [ 255.854417][ T37] [ 255.857455][ T37] INFO: task syz.5.32:444 blocked for more than 123 seconds. [ 255.865046][ T37] Not tainted syzkaller #0 [ 255.869982][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 255.878828][ T37] task:syz.5.32 state:D stack:0 pid:444 tgid:444 ppid:387 flags:0x00000004 [ 255.889036][ T37] Call Trace: [ 255.892382][ T37] [ 255.895331][ T37] __schedule+0x1496/0x20b0 [ 255.900015][ T37] ? __sched_text_start+0x10/0x10 [ 255.905084][ T37] ? is_bpf_text_address+0x17b/0x1a0 [ 255.910491][ T37] ? __kasan_check_write+0x18/0x20 [ 255.915796][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 255.921354][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 255.927402][ T37] ? folio_mark_accessed+0x35f/0x620 [ 255.932723][ T37] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 255.938962][ T37] schedule+0xc5/0x240 [ 255.943194][ T37] io_schedule+0x88/0xe0 [ 255.947456][ T37] bit_wait_io+0x17/0xd0 [ 255.951698][ T37] __wait_on_bit+0xb3/0x2e0 [ 255.956370][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 255.961350][ T37] out_of_line_wait_on_bit+0x139/0x190 [ 255.966842][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 255.971819][ T37] ? __cfi_out_of_line_wait_on_bit+0x10/0x10 [ 255.978295][ T37] ? __cfi_wake_bit_function+0x10/0x10 [ 255.983994][ T37] do_get_write_access+0x558/0xd70 [ 255.989107][ T37] jbd2_journal_get_write_access+0x268/0x3d0 [ 255.995421][ T37] __ext4_journal_get_write_access+0x1b6/0x6a0 [ 256.001849][ T37] ? __cfi___ext4_journal_get_write_access+0x10/0x10 [ 256.009207][ T37] ? __kasan_slab_alloc+0x73/0x90 [ 256.014286][ T37] ? kmem_cache_alloc_noprof+0x1e2/0x410 [ 256.019910][ T37] ext4_reserve_inode_write+0x1f6/0x2e0 [ 256.025499][ T37] __ext4_mark_inode_dirty+0xac/0x5e0 [ 256.030903][ T37] ext4_dirty_inode+0xc9/0x110 [ 256.035767][ T37] ? __cfi_ext4_dirty_inode+0x10/0x10 [ 256.041252][ T37] __mark_inode_dirty+0x251/0xc50 [ 256.046535][ T37] ? __cfi___mark_inode_dirty+0x10/0x10 [ 256.052184][ T37] ? mnt_get_write_access_file+0x1af/0x3b0 [ 256.058001][ T37] ? __kasan_check_read+0x15/0x20 [ 256.063095][ T37] file_update_time+0x1d3/0x210 [ 256.067959][ T37] ext4_page_mkwrite+0x2bf/0x1120 [ 256.073023][ T37] ? __kasan_check_write+0x18/0x20 [ 256.078141][ T37] ? folio_unlock+0x137/0x1b0 [ 256.083020][ T37] ? __cfi_ext4_page_mkwrite+0x10/0x10 [ 256.088506][ T37] ? __alloc_pages_noprof+0x35a/0x7e0 [ 256.094042][ T37] do_pte_missing+0x12c1/0x4440 [ 256.099364][ T37] ? pte_marker_clear+0x1b0/0x1b0 [ 256.104479][ T37] ? __thp_vma_allowable_orders+0x820/0x9a0 [ 256.110419][ T37] ? __cfi___pmd_alloc+0x10/0x10 [ 256.115391][ T37] ? __cfi___thp_vma_allowable_orders+0x10/0x10 [ 256.121957][ T37] handle_mm_fault+0x1189/0x1ba0 [ 256.127156][ T37] ? __cfi_handle_mm_fault+0x10/0x10 [ 256.132478][ T37] ? lock_vma_under_rcu+0x4cf/0x590 [ 256.137701][ T37] do_user_addr_fault+0x951/0x1230 [ 256.142951][ T37] ? __x64_sys_prctl+0xf0/0xf0 [ 256.147740][ T37] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 256.153853][ T37] exc_page_fault+0x58/0xc0 [ 256.158373][ T37] asm_exc_page_fault+0x2b/0x30 [ 256.163280][ T37] RIP: 0033:0x7f3f3386b9e3 [ 256.167812][ T37] RSP: 002b:00007ffc7af9f6e0 EFLAGS: 00010246 [ 256.178486][ T37] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000 [ 256.186514][ T37] RDX: 0000001b2cc24000 RSI: 0000000000040000 RDI: 00007f3f33be0708 [ 256.194509][ T37] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 256.202513][ T37] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 256.210467][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffc7af9f970 [ 256.218498][ T37] [ 256.221531][ T37] INFO: task syz.3.33:445 blocked for more than 124 seconds. [ 256.228948][ T37] Not tainted syzkaller #0 [ 256.233918][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 256.242723][ T37] task:syz.3.33 state:D stack:0 pid:445 tgid:445 ppid:386 flags:0x00000004 [ 256.253041][ T37] Call Trace: [ 256.256309][ T37] [ 256.259227][ T37] __schedule+0x1496/0x20b0 [ 256.263959][ T37] ? __sched_text_start+0x10/0x10 [ 256.269002][ T37] ? is_bpf_text_address+0x17b/0x1a0 [ 256.274316][ T37] ? __kasan_check_write+0x18/0x20 [ 256.279429][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 256.285019][ T37] ? __cfi__raw_spin_lock_irqsave+0x10/0x10 [ 256.291012][ T37] ? folio_mark_accessed+0x35f/0x620 [ 256.296346][ T37] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 256.302554][ T37] schedule+0xc5/0x240 [ 256.306634][ T37] io_schedule+0x88/0xe0 [ 256.310865][ T37] bit_wait_io+0x17/0xd0 [ 256.315168][ T37] __wait_on_bit+0xb3/0x2e0 [ 256.319708][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 256.324702][ T37] out_of_line_wait_on_bit+0x139/0x190 [ 256.330172][ T37] ? __cfi_bit_wait_io+0x10/0x10 [ 256.335193][ T37] ? __cfi_out_of_line_wait_on_bit+0x10/0x10 [ 256.341371][ T37] ? __cfi_wake_bit_function+0x10/0x10 [ 256.346880][ T37] do_get_write_access+0x558/0xd70 [ 256.352029][ T37] jbd2_journal_get_write_access+0x268/0x3d0 [ 256.358047][ T37] __ext4_journal_get_write_access+0x1b6/0x6a0 [ 256.364250][ T37] ? __cfi___ext4_journal_get_write_access+0x10/0x10 [ 256.370919][ T37] ? __kasan_slab_alloc+0x73/0x90 [ 256.375979][ T37] ? kmem_cache_alloc_noprof+0x1e2/0x410 [ 256.381620][ T37] ext4_reserve_inode_write+0x1f6/0x2e0 [ 256.387191][ T37] __ext4_mark_inode_dirty+0xac/0x5e0 [ 256.392582][ T37] ext4_dirty_inode+0xc9/0x110 [ 256.397341][ T37] ? __cfi_ext4_dirty_inode+0x10/0x10 [ 256.402747][ T37] __mark_inode_dirty+0x251/0xc50 [ 256.407796][ T37] ? __cfi___mark_inode_dirty+0x10/0x10 [ 256.413358][ T37] ? mnt_get_write_access_file+0x1af/0x3b0 [ 256.419185][ T37] ? __kasan_check_read+0x15/0x20 [ 256.424232][ T37] file_update_time+0x1d3/0x210 [ 256.429091][ T37] ext4_page_mkwrite+0x2bf/0x1120 [ 256.434832][ T37] ? __kasan_check_write+0x18/0x20 [ 256.439951][ T37] ? folio_unlock+0x137/0x1b0 [ 256.444640][ T37] ? __cfi_ext4_page_mkwrite+0x10/0x10 [ 256.450126][ T37] ? __alloc_pages_noprof+0x35a/0x7e0 [ 256.455523][ T37] do_pte_missing+0x12c1/0x4440 [ 256.460380][ T37] ? pte_marker_clear+0x1b0/0x1b0 [ 256.465424][ T37] ? __thp_vma_allowable_orders+0x820/0x9a0 [ 256.471342][ T37] ? __cfi___pmd_alloc+0x10/0x10 [ 256.476305][ T37] ? __cfi___thp_vma_allowable_orders+0x10/0x10 [ 256.482570][ T37] handle_mm_fault+0x1189/0x1ba0 [ 256.487496][ T37] ? __cfi_handle_mm_fault+0x10/0x10 [ 256.492791][ T37] ? lock_vma_under_rcu+0x4cf/0x590 [ 256.497995][ T37] do_user_addr_fault+0x951/0x1230 [ 256.503154][ T37] ? __x64_sys_prctl+0xf0/0xf0 [ 256.508029][ T37] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 256.514116][ T37] exc_page_fault+0x58/0xc0 [ 256.518641][ T37] asm_exc_page_fault+0x2b/0x30 [ 256.523542][ T37] RIP: 0033:0x7f583406b9e3 [ 256.527958][ T37] RSP: 002b:00007ffd69d7cc20 EFLAGS: 00010246 [ 256.534476][ T37] RAX: 000000000003fde8 RBX: 0000000000000000 RCX: 0000000000000000 [ 256.542474][ T37] RDX: 0000001b2cd24000 RSI: 0000000000040000 RDI: 00007f58343e0708 [ 256.550450][ T37] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 256.558464][ T37] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 256.566465][ T37] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffd69d7ceb0 [ 256.574515][ T37] [ 256.577577][ T37] NMI backtrace for cpu 0 [ 256.577592][ T37] CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 200dea8a17c83f35b0a1e1238c384757fc17b797 [ 256.577610][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 256.577617][ T37] Call Trace: [ 256.577621][ T37] [ 256.577626][ T37] __dump_stack+0x21/0x30 [ 256.577645][ T37] dump_stack_lvl+0x140/0x1c0 [ 256.577659][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 256.577673][ T37] ? rcu_preempt_deferred_qs_irqrestore+0x6d6/0xa50 [ 256.577689][ T37] dump_stack+0x19/0x20 [ 256.577702][ T37] nmi_cpu_backtrace+0x2ba/0x2d0 [ 256.577713][ T37] ? rcu_read_unlock_special+0x150/0x420 [ 256.577727][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 256.577737][ T37] ? sched_show_task+0x371/0x530 [ 256.577751][ T37] ? __rcu_read_unlock+0xc0/0xc0 [ 256.577764][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 256.577778][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 256.577791][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 256.577802][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 256.577815][ T37] watchdog+0xe45/0xf90 [ 256.577825][ T37] ? __kasan_check_write+0x18/0x20 [ 256.577837][ T37] ? __cfi_watchdog+0x10/0x10 [ 256.577847][ T37] ? __kasan_check_read+0x15/0x20 [ 256.577857][ T37] ? __kthread_parkme+0x12f/0x180 [ 256.577872][ T37] ? schedule+0xc5/0x240 [ 256.577885][ T37] kthread+0x2c7/0x360 [ 256.577895][ T37] ? __cfi_watchdog+0x10/0x10 [ 256.577906][ T37] ? __cfi_kthread+0x10/0x10 [ 256.577917][ T37] ret_from_fork+0x67/0xa0 [ 256.577931][ T37] ? __cfi_kthread+0x10/0x10 [ 256.577942][ T37] ret_from_fork_asm+0x1a/0x30 [ 256.577952][ T37] [ 256.577956][ T37] Sending NMI from CPU 0 to CPUs 1: [ 256.748652][ C1] NMI backtrace for cpu 1 [ 256.748667][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 200dea8a17c83f35b0a1e1238c384757fc17b797 [ 256.748687][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 [ 256.748696][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 256.748733][ C1] Code: cc cc cc cc cc cc cc b8 6c c4 d0 ed 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 23 a9 43 00 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 [ 256.748745][ C1] RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c2 [ 256.748759][ C1] RAX: ffff8881f6f00000 RBX: ffff88810366a600 RCX: ffffffff85a3b4fd [ 256.748771][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000028d04 [ 256.748781][ C1] RBP: ffffc900001a7e00 R08: ffff8881f6f395eb R09: 1ffff1103ede72bd [ 256.748791][ C1] R10: dffffc0000000000 R11: ffffed103ede72be R12: 0000000000000000 [ 256.748802][ C1] R13: 1ffff110206cd4c0 R14: dffffc0000000000 R15: ffffffff87ecb868 [ 256.748813][ C1] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 256.748826][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 256.748836][ C1] CR2: 00007fd132efb240 CR3: 000000010cf2e000 CR4: 00000000003526b0 [ 256.748849][ C1] Call Trace: [ 256.748855][ C1] [ 256.748862][ C1] default_idle+0x17/0x30 [ 256.748877][ C1] arch_cpu_idle+0xd/0x20 [ 256.748891][ C1] default_idle_call+0x3e/0x80 [ 256.748914][ C1] do_idle+0x1df/0x570 [ 256.748931][ C1] ? idle_inject_timer_fn+0x80/0x80 [ 256.748948][ C1] cpu_startup_entry+0x47/0x60 [ 256.748964][ C1] start_secondary+0x12e/0x140 [ 256.748984][ C1] common_startup_64+0x13b/0x157 [ 256.749006][ C1]